Weather in Philadelphia in August
Philadelphia, United States averages a high of 29°C (84.2°F) and low of 19.9°C (67.8°F) in August, with 10 rain days and 10.7 hours of daily sunshine. Travel score: 84/100 (Excellent). The best time to visit Philadelphia is August.
High
29°C84°F
Low
20°C68°F
🌧️
10
rain days
☀️
10.7
hrs/day sunshine
💧
70%
humidity
84— Excellent
August in Philadelphia is hot and occasionally wet — ideal for sightseeing and outdoor activities.
What are the average temperatures in Philadelphia?
How much does it rain in Philadelphia in August?
Philadelphia receives an average of 97mm of rainfall across 10 rainy days in August. The annual total is 1099.8mm.
What should I pack for Philadelphia in August?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 29°C
🧴
Sunscreen SPF 30+
11 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (10 days)
☔
Umbrella
Be prepared for occasional showers
Traveling to United States in August?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31